#include "tdiconn.h"
#include "debug.h"
+static VOID HandleEOFOnIrp( PAFD_FCB FCB, NTSTATUS Status, ULONG_PTR Information )
+{
+ if( ( Status == STATUS_SUCCESS && !FCB->ReceiveIrp.Iosb.Information ) ||
+ ( !NT_SUCCESS( Status ) ) )
+ {
+ /* The socket has been closed */
+ FCB->PollState |= AFD_EVENT_DISCONNECT;
+ FCB->PollStatus[FD_CLOSE_BIT] = Status;
+
+ PollReeval( FCB->DeviceExt, FCB->FileObject );
+ }
+}
+
static BOOLEAN CantReadMore( PAFD_FCB FCB ) {
UINT BytesAvailable = FCB->Recv.Content - FCB->Recv.BytesUsed;
-
+
return !BytesAvailable &&
- (FCB->PollState & (AFD_EVENT_CLOSE | AFD_EVENT_DISCONNECT));
+ (FCB->PollState & (AFD_EVENT_CLOSE | AFD_EVENT_DISCONNECT));
}
-static VOID HandleEOFOnIrp( PAFD_FCB FCB, NTSTATUS Status, UINT Information ) {
- if( !NT_SUCCESS(Status) ||
- (Status == STATUS_SUCCESS && Information == 0) ) {
- AFD_DbgPrint(MID_TRACE,("Looks like an EOF\n"));
- FCB->PollState |= AFD_EVENT_DISCONNECT;
- PollReeval( FCB->DeviceExt, FCB->FileObject );
- }
+static VOID RefillSocketBuffer( PAFD_FCB FCB ) {
+ NTSTATUS Status;
+
+ if( !FCB->ReceiveIrp.InFlightRequest ) {
+ AFD_DbgPrint(MID_TRACE,("Replenishing buffer\n"));
+
+ Status = TdiReceive( &FCB->ReceiveIrp.InFlightRequest,
+ FCB->Connection.Object,
+ TDI_RECEIVE_NORMAL,
+ FCB->Recv.Window,
+ FCB->Recv.Size,
+ &FCB->ReceiveIrp.Iosb,
+ ReceiveComplete,
+ FCB );
+
+ if( Status == STATUS_SUCCESS && FCB->ReceiveIrp.Iosb.Information )
+ {
+ FCB->Recv.Content = FCB->ReceiveIrp.Iosb.Information;
+ FCB->PollState |= AFD_EVENT_RECEIVE;
+ FCB->PollStatus[FD_READ_BIT] = STATUS_SUCCESS;
+
+ PollReeval( FCB->DeviceExt, FCB->FileObject );
+ }
+ else
+ {
+ /* Check for EOF */
+ HandleEOFOnIrp(FCB, Status, FCB->ReceiveIrp.Iosb.Information);
+ }
+ }
}
static NTSTATUS TryToSatisfyRecvRequestFromBuffer( PAFD_FCB FCB,
BytesAvailable =
FCB->Recv.Content - FCB->Recv.BytesUsed;
PAFD_MAPBUF Map;
- NTSTATUS Status;
*TotalBytesCopied = 0;
if( FCB->Recv.BytesUsed == FCB->Recv.Content ) {
FCB->Recv.BytesUsed = FCB->Recv.Content = 0;
FCB->PollState &= ~AFD_EVENT_RECEIVE;
- PollReeval( FCB->DeviceExt, FCB->FileObject );
- if( !FCB->ReceiveIrp.InFlightRequest ) {
- AFD_DbgPrint(MID_TRACE,("Replenishing buffer\n"));
-
- Status = TdiReceive( &FCB->ReceiveIrp.InFlightRequest,
- FCB->Connection.Object,
- TDI_RECEIVE_NORMAL,
- FCB->Recv.Window,
- FCB->Recv.Size,
- &FCB->ReceiveIrp.Iosb,
- ReceiveComplete,
- FCB );
-
- if( Status == STATUS_SUCCESS )
- FCB->Recv.Content = FCB->ReceiveIrp.Iosb.Information;
- HandleEOFOnIrp( FCB, Status, FCB->ReceiveIrp.Iosb.Information );
- }
+ RefillSocketBuffer( FCB );
}
return STATUS_SUCCESS;
AFD_DbgPrint(MID_TRACE,("%x %x\n", FCB, Irp));
+ /* Kick the user that receive would be possible now */
+ /* XXX Not implemented yet */
+
+ AFD_DbgPrint(MID_TRACE,("FCB %x Receive data waiting %d\n",
+ FCB, FCB->Recv.Content));
+
if( CantReadMore( FCB ) ) {
/* Success here means that we got an EOF. Complete a pending read
* with zero bytes if we haven't yet overread, then kill the others.
*/
while( !IsListEmpty( &FCB->PendingIrpList[FUNCTION_RECV] ) ) {
NextIrpEntry =
- RemoveHeadList(&FCB->PendingIrpList[FUNCTION_RECV]);
+ RemoveHeadList(&FCB->PendingIrpList[FUNCTION_RECV]);
NextIrp =
- CONTAINING_RECORD(NextIrpEntry, IRP, Tail.Overlay.ListEntry);
+ CONTAINING_RECORD(NextIrpEntry, IRP, Tail.Overlay.ListEntry);
NextIrpSp = IoGetCurrentIrpStackLocation( NextIrp );
RecvReq = NextIrpSp->Parameters.DeviceIoControl.Type3InputBuffer;
-
+
AFD_DbgPrint(MID_TRACE,("Completing recv %x (%d)\n", NextIrp,
TotalBytesCopied));
UnlockBuffers( RecvReq->BufferArray,
- RecvReq->BufferCount, FALSE );
+ RecvReq->BufferCount, FALSE );
Status = NextIrp->IoStatus.Status =
- FCB->Overread ? STATUS_END_OF_FILE : STATUS_SUCCESS;
+ FCB->Overread ? STATUS_END_OF_FILE : STATUS_SUCCESS;
NextIrp->IoStatus.Information = 0;
if( NextIrp == Irp ) RetStatus = Status;
if( NextIrp->MdlAddress ) UnlockRequest( NextIrp, IoGetCurrentIrpStackLocation( NextIrp ) );
+ (void)IoSetCancelRoutine(NextIrp, NULL);
IoCompleteRequest( NextIrp, IO_NETWORK_INCREMENT );
FCB->Overread = TRUE;
- //FCB->PollState |= AFD_EVENT_DISCONNECT;
- PollReeval( FCB->DeviceExt, FCB->FileObject );
}
} else {
/* Kick the user that receive would be possible now */
/* XXX Not implemented yet */
-
+
AFD_DbgPrint(MID_TRACE,("FCB %x Receive data waiting %d\n",
FCB, FCB->Recv.Content));
/*OskitDumpBuffer( FCB->Recv.Window, FCB->Recv.Content );*/
-
+
/* Try to clear some requests */
while( !IsListEmpty( &FCB->PendingIrpList[FUNCTION_RECV] ) ) {
NextIrpEntry =
- RemoveHeadList(&FCB->PendingIrpList[FUNCTION_RECV]);
+ RemoveHeadList(&FCB->PendingIrpList[FUNCTION_RECV]);
NextIrp =
- CONTAINING_RECORD(NextIrpEntry, IRP, Tail.Overlay.ListEntry);
+ CONTAINING_RECORD(NextIrpEntry, IRP, Tail.Overlay.ListEntry);
NextIrpSp = IoGetCurrentIrpStackLocation( NextIrp );
RecvReq = NextIrpSp->Parameters.DeviceIoControl.Type3InputBuffer;
-
+
AFD_DbgPrint(MID_TRACE,("RecvReq @ %x\n", RecvReq));
-
+
Status = TryToSatisfyRecvRequestFromBuffer
- ( FCB, RecvReq, &TotalBytesCopied );
-
+ ( FCB, RecvReq, &TotalBytesCopied );
+
if( Status == STATUS_PENDING ) {
AFD_DbgPrint(MID_TRACE,("Ran out of data for %x\n", NextIrp));
InsertHeadList(&FCB->PendingIrpList[FUNCTION_RECV],
AFD_DbgPrint(MID_TRACE,("Completing recv %x (%d)\n", NextIrp,
TotalBytesCopied));
UnlockBuffers( RecvReq->BufferArray,
- RecvReq->BufferCount, FALSE );
+ RecvReq->BufferCount, FALSE );
NextIrp->IoStatus.Status = Status;
NextIrp->IoStatus.Information = TotalBytesCopied;
if( NextIrp == Irp ) {
RetBytesCopied = TotalBytesCopied;
}
if( NextIrp->MdlAddress ) UnlockRequest( NextIrp, IoGetCurrentIrpStackLocation( NextIrp ) );
+ (void)IoSetCancelRoutine(NextIrp, NULL);
IoCompleteRequest( NextIrp, IO_NETWORK_INCREMENT );
}
}
if( FCB->Recv.Content ) {
FCB->PollState |= AFD_EVENT_RECEIVE;
+ FCB->PollStatus[FD_READ_BIT] = STATUS_SUCCESS;
+ PollReeval( FCB->DeviceExt, FCB->FileObject );
} else
- FCB->PollState &= ~AFD_EVENT_RECEIVE;
-
- PollReeval( FCB->DeviceExt, FCB->FileObject );
+ FCB->PollState &= ~AFD_EVENT_RECEIVE;
AFD_DbgPrint(MID_TRACE,("RetStatus for irp %x is %x\n", Irp, RetStatus));
AFD_DbgPrint(MID_TRACE,("Called\n"));
- ASSERT_IRQL(APC_LEVEL);
-
if( !SocketAcquireStateLock( FCB ) )
return STATUS_FILE_CLOSED;
NextIrp->IoStatus.Information = 0;
UnlockBuffers(RecvReq->BufferArray, RecvReq->BufferCount, FALSE);
if( NextIrp->MdlAddress ) UnlockRequest( NextIrp, IoGetCurrentIrpStackLocation( NextIrp ) );
+ (void)IoSetCancelRoutine(NextIrp, NULL);
IoCompleteRequest( NextIrp, IO_NETWORK_INCREMENT );
}
SocketStateUnlock( FCB );
SocketStateUnlock( FCB );
return STATUS_INVALID_PARAMETER;
}
-
- HandleEOFOnIrp( FCB, Irp->IoStatus.Status, Irp->IoStatus.Information );
+
+ HandleEOFOnIrp( FCB, Irp->IoStatus.Status, Irp->IoStatus.Information );
ReceiveActivity( FCB, NULL );
-
- PollReeval( FCB->DeviceExt, FCB->FileObject );
SocketStateUnlock( FCB );
Irp, 0 );
}
- FCB->EventsFired &= ~AFD_EVENT_RECEIVE;
- PollReeval( FCB->DeviceExt, FCB->FileObject );
-
if( !(RecvReq = LockRequest( Irp, IrpSp )) )
return UnlockAndMaybeComplete( FCB, STATUS_NO_MEMORY,
Irp, 0 );
Status = ReceiveActivity( FCB, Irp );
- if( Status == STATUS_PENDING && RecvReq->AfdFlags & AFD_IMMEDIATE ) {
+ if( Status == STATUS_PENDING && (RecvReq->AfdFlags & AFD_IMMEDIATE) ) {
AFD_DbgPrint(MID_TRACE,("Nonblocking\n"));
Status = STATUS_CANT_WAIT;
TotalBytesCopied = 0;
} else if( Status == STATUS_PENDING ) {
AFD_DbgPrint(MID_TRACE,("Leaving read irp\n"));
IoMarkIrpPending( Irp );
+ (void)IoSetCancelRoutine(Irp, AfdCancelHandler);
} else {
AFD_DbgPrint(MID_TRACE,("Completed with status %x\n", Status));
}
NextIrp->IoStatus.Information = 0;
UnlockBuffers(RecvReq->BufferArray, RecvReq->BufferCount, FALSE);
if( NextIrp->MdlAddress ) UnlockRequest( NextIrp, IoGetCurrentIrpStackLocation( NextIrp ) );
+ (void)IoSetCancelRoutine(NextIrp, NULL);
IoCompleteRequest( NextIrp, IO_NETWORK_INCREMENT );
}
NextIrp->IoStatus.Information = DatagramRecv->Len;
UnlockBuffers( RecvReq->BufferArray, RecvReq->BufferCount, TRUE );
if ( NextIrp->MdlAddress ) UnlockRequest( NextIrp, IoGetCurrentIrpStackLocation( NextIrp ) );
+ (void)IoSetCancelRoutine(NextIrp, NULL);
IoCompleteRequest( NextIrp, IO_NETWORK_INCREMENT );
} else {
AFD_DbgPrint(MID_TRACE,("Satisfying\n"));
UnlockBuffers( RecvReq->BufferArray, RecvReq->BufferCount, TRUE );
if ( NextIrp->MdlAddress ) UnlockRequest( NextIrp, IoGetCurrentIrpStackLocation( NextIrp ) );
AFD_DbgPrint(MID_TRACE,("Completing\n"));
+ (void)IoSetCancelRoutine(NextIrp, NULL);
IoCompleteRequest( NextIrp, IO_NETWORK_INCREMENT );
}
}
if( !IsListEmpty( &FCB->DatagramList ) ) {
AFD_DbgPrint(MID_TRACE,("Signalling\n"));
FCB->PollState |= AFD_EVENT_RECEIVE;
+ FCB->PollStatus[FD_READ_BIT] = STATUS_SUCCESS;
+ PollReeval( FCB->DeviceExt, FCB->FileObject );
} else
- FCB->PollState &= ~AFD_EVENT_RECEIVE;
-
- PollReeval( FCB->DeviceExt, FCB->FileObject );
+ FCB->PollState &= ~AFD_EVENT_RECEIVE;
if( NT_SUCCESS(Irp->IoStatus.Status) ) {
/* Now relaunch the datagram request */
if( !SocketAcquireStateLock( FCB ) ) return LostSocket( Irp );
- FCB->EventsFired &= ~AFD_EVENT_RECEIVE;
-
/* Check that the socket is bound */
if( FCB->State != SOCKET_STATE_BOUND )
return UnlockAndMaybeComplete
Status = Irp->IoStatus.Status = STATUS_BUFFER_TOO_SMALL;
Irp->IoStatus.Information = DatagramRecv->Len;
- if( IsListEmpty( &FCB->DatagramList ) )
- FCB->PollState &= ~AFD_EVENT_RECEIVE;
- else
+ if( !IsListEmpty( &FCB->DatagramList ) ) {
FCB->PollState |= AFD_EVENT_RECEIVE;
-
- PollReeval( FCB->DeviceExt, FCB->FileObject );
+ FCB->PollStatus[FD_READ_BIT] = STATUS_SUCCESS;
+ PollReeval( FCB->DeviceExt, FCB->FileObject );
+ } else
+ FCB->PollState &= ~AFD_EVENT_RECEIVE;
UnlockBuffers( RecvReq->BufferArray, RecvReq->BufferCount, TRUE );
( FCB, Irp, DatagramRecv,
(PUINT)&Irp->IoStatus.Information );
- if( IsListEmpty( &FCB->DatagramList ) )
- FCB->PollState &= ~AFD_EVENT_RECEIVE;
- else
+ if( !IsListEmpty( &FCB->DatagramList ) ) {
FCB->PollState |= AFD_EVENT_RECEIVE;
-
- PollReeval( FCB->DeviceExt, FCB->FileObject );
+ FCB->PollStatus[FD_READ_BIT] = STATUS_SUCCESS;
+ PollReeval( FCB->DeviceExt, FCB->FileObject );
+ } else
+ FCB->PollState &= ~AFD_EVENT_RECEIVE;
UnlockBuffers( RecvReq->BufferArray, RecvReq->BufferCount, TRUE );
} else if( RecvReq->AfdFlags & AFD_IMMEDIATE ) {
AFD_DbgPrint(MID_TRACE,("Nonblocking\n"));
Status = STATUS_CANT_WAIT;
- PollReeval( FCB->DeviceExt, FCB->FileObject );
+ FCB->PollState &= ~AFD_EVENT_RECEIVE;
UnlockBuffers( RecvReq->BufferArray, RecvReq->BufferCount, TRUE );
return UnlockAndMaybeComplete( FCB, Status, Irp, 0 );
} else {
- PollReeval( FCB->DeviceExt, FCB->FileObject );
+ FCB->PollState &= ~AFD_EVENT_RECEIVE;
return LeaveIrpUntilLater( FCB, Irp, FUNCTION_RECV );
}
}